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FormsAuthentication::Decrypt Method
Visual Studio 2010
Creates a FormsAuthenticationTicket object based on the encrypted forms-authentication ticket passed to the method.
Assembly: System.Web (in System.Web.dll)
Parameters
- encryptedTicket
- Type: System::String
The encrypted authentication ticket.
Return Value
Type: System.Web.Security::FormsAuthenticationTicketA FormsAuthenticationTicket object. If the encryptedTicket parameter is not a valid ticket, nullptr is returned.
| Exception | Condition |
|---|---|
| ArgumentException | encryptedTicket is nullptr. - or - encryptedTicket is an empty string (""). - or - The length of encryptedTicket is greater than 4096 characters. - or - encryptedTicket is of an invalid format. |
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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